package com.example.vo.Data

class N_DB(val which:String)

private val n_db = mapOf(
    "小学" to N_DB("primar"),
    "初中" to N_DB("middle"),
    "高中" to N_DB("high"),
    "大学四级" to N_DB("cet4"),
    "大学六级" to N_DB("cet6"),
    "考研" to N_DB("kaoyan")
)

fun getn_db(which:String) : N_DB {
    return n_db[which]?: n_db["小学"]!!
}